VW Code 18708
18708 Description And Summary : |
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Staring in engine exhaust bank 4, sensor 2 heater circuit, interruption causes include a bad boost pressure sensor or a vacuum leak in the system engine- / transmission control modules, versions do not match . On the other hand accelerator position sensor 1/2 (g79) + (g185), implausible signal will delay your vw fault. |
18708 Possible Causes:
18708 vw fault code may be caused by one or more of the following:
- Engine Shutoff Solenoid Malfunction
- Shift Solenoid E Performance or Stuck Off
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Fuel Rail/System Pressure - Too High
- Fuel Composition Sensor Circuit Malfunction
- Cylinder 10 Contribution/balance Fault
- Cylinder 4 Contribution/Balance Fault
- Ambient Air Temperature Sensor Circuit Low
What To Check After Fixing 18708 Code
- Inspect all the connections engine coolant bypass valve, control circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns